A process for synthesizing an azo compound by oxidation of a hydrogen compound in the presence of a catalyst and a compound of formula (I) is described in which R
1
, R
2
and R
3
(R
1
)(R
2
)C(PO
3
(R
3
)
2
)
2
(I)
are as defined. The use of a compound of formula (I) as complexing agent for a catalyst is also described.
在存在催化剂和式(I)化合物的情况下,通
过氧化氢化合物合成偶氮化合物的过程,其中R1、R2和R3(R1)(R2)C(PO3(R3)2)2(I)如定义。还描述了将式(I)化合物用作催化剂的络合剂。